MAX_METADATA_PIECES
Sanity cap on the number of 16 KiB metadata pieces implied by the advertised size (the MAX_METADATA_SIZE / 16 KiB ceiling). Guards the request fan-out before we allocate the assembly buffer.
Sanity cap on the number of 16 KiB metadata pieces implied by the advertised size (the MAX_METADATA_SIZE / 16 KiB ceiling). Guards the request fan-out before we allocate the assembly buffer.